CN208421047U - A kind of Physical Experiment device that can be convenient for measuring wire current - Google Patents
A kind of Physical Experiment device that can be convenient for measuring wire current Download PDFInfo
- Publication number
- CN208421047U CN208421047U CN201820562991.6U CN201820562991U CN208421047U CN 208421047 U CN208421047 U CN 208421047U CN 201820562991 U CN201820562991 U CN 201820562991U CN 208421047 U CN208421047 U CN 208421047U
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- China
- Prior art keywords
- fixed frame
- convenient
- current
- electric wire
- workbench
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Abstract
The utility model discloses a kind of Physical Experiment devices that can be convenient for measuring wire current, the upper surface side of workbench is provided with current measuring instrument, upper surface one end of workbench is provided with the first fixed frame, first fixed frame is sticked close to the side of current measuring instrument three groups of conductive plates, pull rod is interspersed on first fixed frame of conductive plate side, one end of pull rod is respectively connected with set frame, the upper surface other end of workbench is provided with the second fixed frame, and on the second fixed frame and horizontal position corresponding with conductive plate offers threading hole.The utility model has the advantages that being combined by being provided with pull rod, reset spring, set frame and conductive plate on the first fixed frame, it is used cooperatively, for the connector extruding of electric wire to be attached to conductive plate, increase pressing force while convenient for being connected and fixed, improve measurement essence, by offering threading hole and bolt combination on the second fixed frame, for electric wire connector to be extruded in conductive sheet, measurement precision is improved.
Description
Technical field
The utility model relates to current measurement techniques field, specially a kind of Physical Experiment is with can be convenient for measuring wire current
Device.
Background technique
It is related to many circuit class experiments in Physical Experiment, usually requires line being connected to form electricity during experiment
Road is flowed back to, especially some accurate experiments are more accurate to the current data measurement data requirement in electric wire, survey to wire current
It is more demanding to measure device measurement accuracy.
At present used in wire current measuring device have a single function, be not easy to by electrical wiring quickly, facilitate fixation, lead
Cause measurement efficiency lower, while measurement accuracy is not high, connects between electric wire to be measured and measuring device when measurement not tight
It is close, cause measurement data inaccurate, experimental error is larger.
The purpose of this utility model is that: for presently, there are the above problem, provide a kind of Physical Experiment with can facilitate
Measure the device of wire current.
Utility model content
To achieve the goals above, the technical solution adopted in the utility model is:
A kind of Physical Experiment device that can be convenient for measuring wire current, including workbench and electric wire pressing device, it is described
The upper surface side of workbench is provided with current measuring instrument, and the upper surface of the workbench is provided with the electric wire pressing device,
The electric wire pressing device includes the first fixed frame and the second fixed frame, and upper surface one end of the workbench is provided with described the
One fixed frame, first fixed frame is sticked close to the side of the current measuring instrument three groups of conductive plates, the conductive plate one
Pull rod is interspersed on first fixed frame of side, one end of the pull rod is respectively connected with set frame, the other end of the pull rod
It is provided with pressure cap, reset spring, the work are set on the pull rod between the pressure cap and first fixed frame
The upper surface other end for making platform is provided with second fixed frame, on second fixed frame and water corresponding with the conductive plate
Prosposition is set and offers threading hole, and the bottom inside of the threading hole is provided with conductive sheet, is inserted on the threading hole
Bolt, the two sides of the current measuring instrument pass through the electric wire being equipped with respectively and connect with the conductive plate and conductive sheet.
Preferably, the bottom of the conductive plate is inserted in the set frame.
Preferably, warning light is in series on the electric wire between the current measuring instrument and second fixed frame.
Preferably, several location holes are offered below the both ends of second fixed frame and on the workbench.
Preferably, a side bottom of second fixed frame is provided with one group of fixed plate, and the fixed plate, which passes through, to be equipped with
Positioning column be fixed on the location hole.
Preferably, it is connected in series between the electric wire and the conductive plate and the conductive sheet.
By adopting the above-described technical solution, the beneficial effects of the utility model are: by being arranged on the first fixed frame
There are pull rod, reset spring, set frame and conductive plate combination, is used cooperatively, for the connector extruding of electric wire to be attached to conductive plate,
Increase pressing force while convenient for being connected and fixed, improve measurement accuracy, by offered on the second fixed frame threading hole and
Bolt combination, and conductive sheet is provided in threading hole, for electric wire connector to be extruded in conductive sheet, convenient for connection measurement
While increase electric wire and conductive sheet contact area, improve measurement precision.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the attachment structure schematic diagram of the utility model pull rod and conductive plate；
Fig. 3 is the structural schematic diagram of the second fixed frame of the utility model；
Fig. 4 is the enlarged structure schematic diagram of A in the utility model Fig. 1.
In figure: 1, workbench；2, current measuring instrument；3, the first fixed frame；4, the second fixed frame；5, conductive plate；6, it draws
Bar；7, reset spring；8, frame is covered；9, threading hole；10, conductive sheet；11, bolt；12, electric wire；13, warning light；14, fixed plate；
15, location hole.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments, based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution, and a kind of Physical Experiment is electric with that can be convenient for measuring electric wire
The device of stream, including workbench 1 and electric wire pressing device, the upper surface side of workbench 1 are provided with current measuring instrument 2, state work
Make the upper surface setting live wire pressing device of platform 1, electric wire pressing device includes the first fixed frame 3 and the second fixed frame 4, work
Upper surface one end of platform 1 is provided with the first fixed frame 3, and the first fixed frame 3 is sticked three groups close to the side of current measuring instrument 2 and leads
Battery plate 5, pull rod 6 is interspersed on the first fixed frame 3 of 5 side of conductive plate, and one end of pull rod 6 is respectively connected with set frame 8, pull rod 6
The other end be provided with pressure cap, reset spring 7, workbench 1 are set on the pull rod 6 between pressure cap and the first fixed frame 3
The upper surface other end be provided with the second fixed frame 4, on the second fixed frame 4 and horizontal position corresponding with conductive plate 5 opens up
There is threading hole 9, the bottom inside of threading hole 9 is provided with conductive sheet 10, is inserted with bolt 11, current measurement on threading hole 9
The two sides of instrument 2 pass through the electric wire 12 being equipped with respectively and connect with conductive plate 5 and conductive sheet 10.
Preferably, the bottom of conductive plate 5 is inserted in set frame 8, convenient for power lug to be extruded on conductive plate 5.
Preferably, it is in series with warning light 13 on the electric wire 12 between current measuring instrument 2 and the second fixed frame 4, for detecting
Whether circuit is powered.
Preferably, several location holes 15 are offered below the both ends of the second fixed frame 4 and on workbench 1, be convenient for
Second fixed frame 4 is fixed on workbench 1.
Preferably, a side bottom of the second fixed frame 4 is provided with one group of fixed plate 14, and fixed plate 14 is determined by what is be equipped with
Position column is fixed on location hole 15, convenient for the second fixed frame 4 to be fixed on workbench 1.
Preferably, it is connected in series between electric wire 12 and conductive plate 5 and conductive sheet 10, forms closed circuit.
Embodiment 1, as shown in the figure: the pressure cap first on pressing pull rod 6, reset spring 7 is in compressive state at this time, then
Power lug being placed between conductive plate 5 and set frame 8, subsequently the pressure cap on releasing lever 6, reset spring 7 resets at this time,
Drive set frame 8 to moving inside the first fixed frame 3, so that power lug is firmly pressed on conductive plate 5, it subsequently will be another
The power lug at end is put into threading hole 9, is squeezed by bolt 11 and connector lug extruding is fixed on conductive sheet 10, at this time electric wire
Current loop is formed between current measuring instrument 2, current measuring instrument 2 measures wire current numerical value.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art can readily occur in variation in the technical scope that the utility model discloses
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be wanted with right
Subject to the protection scope asked.
Claims (6)
1. a kind of Physical Experiment device that can be convenient for measuring wire current, including workbench (1) and electric wire pressing device, special
Sign is: the upper surface side of the workbench (1) is provided with current measuring instrument (2), the upper surface setting of the workbench (1)
There is the electric wire pressing device, the electric wire pressing device includes the first fixed frame (3) and the second fixed frame (4), the work
Upper surface one end of platform (1) is provided with first fixed frame (3), and first fixed frame (3) is close to the current measuring instrument
(2) side, which is sticked, three groups of conductive plates (5), is interspersed with drawing on first fixed frame (3) of conductive plate (5) side
Bar (6), one end of the pull rod (6) are respectively connected with set frame (8), and the other end of the pull rod (6) is provided with pressure cap, the pressure
Be set with reset spring (7) on the pull rod (6) between cap and first fixed frame (3), the workbench (1) it is upper
The surface other end is provided with second fixed frame (4), on second fixed frame (4) and corresponding with the conductive plate (5)
Horizontal position offers threading hole (9), and the bottom inside of the threading hole (9) is provided with conductive sheet (10), the threading
It is inserted on hole (9) bolt (11), the two sides of the current measuring instrument (2) pass through the electric wire (12) being equipped with respectively and lead with described
Battery plate (5) and conductive sheet (10) connection.
2. a kind of Physical Experiment device that can be convenient for measuring wire current as described in claim 1, it is characterised in that: described
The bottom of conductive plate (5) is inserted in the set frame (8).
3. a kind of Physical Experiment device that can be convenient for measuring wire current as described in claim 1, it is characterised in that: described
Warning light (13) are in series on the electric wire (12) between current measuring instrument (2) and second fixed frame (4).
4. a kind of Physical Experiment device that can be convenient for measuring wire current as described in claim 1, it is characterised in that: described
Several location holes (15) are offered below the both ends of second fixed frame (4) and on the workbench (1).
5. a kind of Physical Experiment device that can be convenient for measuring wire current as claimed in claim 4, it is characterised in that: described
One side bottom of the second fixed frame (4) is provided with one group of fixed plate (14), positioning column of the fixed plate (14) by being equipped with
It is fixed on the location hole (15).
6. a kind of Physical Experiment device that can be convenient for measuring wire current as described in claim 1, it is characterised in that: described
It is connected in series between electric wire (12) and the conductive plate (5) and the conductive sheet (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820562991.6U CN208421047U (en) | 2018-04-19 | 2018-04-19 | A kind of Physical Experiment device that can be convenient for measuring wire current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820562991.6U CN208421047U (en) | 2018-04-19 | 2018-04-19 | A kind of Physical Experiment device that can be convenient for measuring wire current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208421047U true CN208421047U (en) | 2019-01-22 |
Family
ID=65119293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820562991.6U Expired - Fee Related CN208421047U (en) | 2018-04-19 | 2018-04-19 | A kind of Physical Experiment device that can be convenient for measuring wire current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208421047U (en) |
-
2018
- 2018-04-19 CN CN201820562991.6U patent/CN208421047U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 Termination date: 20190419 |